Question 1

What are the cheapest airlines flying from Los Angeles to London Heathrow Airport round-trip?

Accepted Answer

Our cheapest airline available from Los Angeles to London Heathrow Airport is Finnair. Our recent data shows that you can find tickets from as low as $948 on this airline. Additional options worth looking into are Scandinavian Airlines and TAP AIR PORTUGAL, starting at $967 and $978 round-trip. These flights start at 25% lower than the current average price 3 months from now. Find deals

Question 2

What are the cheapest airlines to fly from Los Angeles to London Heathrow Airport one-way?

Accepted Answer

To fly one-way, consider booking your trip with TAP AIR PORTUGAL, which is currently one of the cheapest options available, starting at $427. JetBlue flights start at $505 while deals on Finnair start at $610 one-way. Find deals

Question 3

How far ahead should I book a flight from Los Angeles to London Heathrow Airport?

Accepted Answer

To ensure you get the cheapest price possible for a flight from Los Angeles to London Heathrow Airport, you should look to book at least 83 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure. Find deals

Question 4

What is the cheapest month to book a flight from Los Angeles to London Heathrow Airport?

Accepted Answer

Currently, October is the cheapest month in which you can book a flight from Los Angeles to London Heathrow Airport (average of $1,037). Flying from Los Angeles to London Heathrow Airport in December is currently the most expensive (average of $1,667). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options. Find deals

Question 5

What is the cheapest day to fly from Los Angeles to London Heathrow Airport?

Accepted Answer

Travellers seeking maximum savings on their Los Angeles to London Heathrow Airport flight should consider departing on Saturday afternoons when fares are most often at their lowest. Monday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Question 6

E

Accepted Answer

In terms of precipitation, rainfall in London Heathrow Airport ranges from 40.0 - 70.0 inches per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit London Heathrow Airport when rainfall is around 40.0 mm.

Question 7

E

Accepted Answer

If weather is an important factor for your trip to London Heathrow Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

Question 8

What are the most reliable airlines from Los Angeles to London Heathrow Airport?

Accepted Answer

No one likes to see their flight delayed. When booking a flight from Los Angeles to London Heathrow Airport consider choosing Air France(91%), Delta(91%) or Aeromexico(91%), as they are the most reliable in getting you off to your destination on time.

Question 9

What is the cheapest day to fly return from Los Angeles to London Heathrow Airport?

Accepted Answer

It’s generally more expensive to depart on a Thursday, if you have to leave on this day you can still search on Cheapflights to find great options that meet your needs.

Question 10

How far in advance should I book a flight from Los Angeles to London Heathrow Airport?

Accepted Answer

Travellers have found it’s best to book a flight 54 days in advance to save up to 9% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 54 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from Los Angeles to London Heathrow Airport 1-2 weeks in advance for as low as $1,135, or $1,522 for flights within the next 24 hours.

Question 11

What is the cheapest month to fly from Los Angeles to London Heathrow Airport?

Accepted Answer

Our data shows that October tends to be the cheapest month to fly to London Heathrow Airport from Los Angeles. Users have commonly found prices around $1,184 for the month, but tickets can be as low as $698. Due to multiple factors, prepare for potentially higher prices in June.

Question 12

What is the cheapest time of day to fly from LAX to LHR?

Accepted Answer

One of the essential ways to save on airfare from Los Angeles to London Heathrow Airport is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight in the afternoon could potentially save you up to 10% on airfare.

Question 13

What airport do you fly from for flights from Los Angeles to London Heathrow?

Accepted Answer

Located just 15.1 km from the city centre, Los Angeles is the airport most travellers will use when flying to London Heathrow from Los Angeles. Booking flights from Los Angeles (LAX) to London Heathrow should be relatively easy as there are 36 daily outbound flights to London Heathrow from 0 different airlines.

Question 14

Can I find deals for flights from Los Angeles to Heathrow that include hotel bookings?

Accepted Answer

Yes. In addition to deals on Los Angeles to Heathrow flights, Cheapflights offers holiday packages that include both flights and hotel.

Question 15

How can I find direct flights from Los Angeles to Heathrow?

Accepted Answer

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Los Angeles to Heathrow.

Question 16

Can I find deals for business class flights from Los Angeles to Heathrow?

Accepted Answer

Yes. Cheapflights offers flight deals from Los Angeles to Heathrow by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

Question 17

How does Cheapflights help users find flights from Los Angeles to Heathrow?

Accepted Answer

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Heathrow from Los Angeles today with Cheapflights!

Question 18

Why should you use Cheapflights to find cheap flight tickets from Los Angeles to Heathrow?

Accepted Answer

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Los Angeles to Heathrow.

Question 19

Can Cheapflights find flights from Los Angeles to Heathrow with no change fees?

Accepted Answer

Yes! Cheapflights helps users easily find flights from Los Angeles to Heathrow with no change fees.

Question 20

Can Cheapflights notify me if prices for flights from Los Angeles to Heathrow become cheaper?

Accepted Answer

Yes, Cheapflights offers price alerts on Los Angeles to Heathrow flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

Round-trip from	$948
One-way from	$427
Popular in	June
Cheapest in	October
Average price	$1,121

Cheap flights from Los Angeles to London Heathrow Airport from $427

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/7. Fares are subject to change and may not be available on all flights or dates of travel.

Cheapflights Tip: The best prices from Los Angeles to London Heathrow are usually found in October or April, booked 83 days in advance, depart on a Friday or Wednesday and return on a Sunday

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Cheapest flights from Los Angeles to HeathrowExplore the most affordable flight options available from Los Angeles to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 25 March 2025.

Explore the most affordable flight options available from Los Angeles to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 25 March 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Los Angeles to London Heathrow Airport that are best for you.

Best time to book a flight from Los Angeles to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from Los Angeles with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Los Angeles to London Heathrow Airport

How far ahead should I book a flight from Los Angeles to London Heathrow Airport?

Use this chart to determine the optimal time to book a return flight from Los Angeles to Heathrow. Price data was last updated on 21 March 2025.

What is the cheapest month to book a flight from Los Angeles to London Heathrow Airport?

What is the cheapest time of day to fly from LAX to LHR?

Find hourly flight availability from Los Angeles to Heathrow. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 25 March 2025.

Rainfall in Heathrow by month

Plan your trip to Heathrow by taking into account the average rainfall totals by month.

Temperature in Heathrow by month

Plan your trip to Heathrow by taking into account the average temperature totals by month.

Reviews of airlines servicing Heathrow

See what other customers who have flown with Delta, KLM and Finnair from Los Angeles to London have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Los Angeles to Heathrow. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What airport do you fly from for flights from Los Angeles to London Heathrow?

What are the cheapest airlines flying from Los Angeles to London Heathrow Airport round-trip?

What are the cheapest airlines to fly from Los Angeles to London Heathrow Airport one-way?

What are the most reliable airlines from Los Angeles to London Heathrow Airport?

Can I find deals for flights from Los Angeles to Heathrow that include hotel bookings?

How can I find direct flights from Los Angeles to Heathrow?

Can I find deals for business class flights from Los Angeles to Heathrow?

What is the cheapest month to book a flight from Los Angeles to London Heathrow Airport?

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Complete your trip to Heathrow by adding a car hire and/or hotel booking to your travel itinerary.

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How does Cheapflights help users find flights from Los Angeles to Heathrow?

Why should you use Cheapflights to find cheap flight tickets from Los Angeles to Heathrow?

Can Cheapflights find flights from Los Angeles to Heathrow with no change fees?

Can Cheapflights notify me if prices for flights from Los Angeles to Heathrow become cheaper?

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Cheapest flights from Los Angeles to Heathrow
Explore the most affordable flight options available from Los Angeles to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 25 March 2025.